evp_cnf.c

/* evp_cnf.c *//* Written by Stephen Henson (steve@openssl.org) for the OpenSSL * project 2007. *//* ==================================================================== * Copyright (c) 2007 The OpenSSL Project. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * * 3. All advertising materials mentioning features or use of this * software must display the following acknowledgment: * "This product includes software developed by the OpenSSL Project * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" * * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to * endorse or promote products derived from this software without * prior written permission. For written permission, please contact * licensing@OpenSSL.org. * * 5. Products derived from this software may not be called "OpenSSL" * nor may "OpenSSL" appear in their names without prior written * permission of the OpenSSL Project. * * 6. Redistributions of any form whatsoever must retain the following * acknowledgment: * "This product includes software developed by the OpenSSL Project * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" * * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED * OF THE POSSIBILITY OF SUCH DAMAGE. * ==================================================================== * * This product includes cryptographic software written by Eric Young * (eay@cryptsoft.com). This product includes software written by Tim * Hudson (tjh@cryptsoft.com). * */#include <stdio.h>#include <ctype.h>#include <openssl/crypto.h>#include "cryptlib.h"#include <openssl/conf.h>#include <openssl/dso.h>#include <openssl/x509.h>#include <openssl/x509v3.h>#ifdef OPENSSL_FIPS#include <openssl/fips.h>#endif/* Algorithm configuration module. */staticint alg_module_init(CONF_IMODULE *md, const CONF *cnf)
{
int i;
constchar *oid_section;
STACK_OF(CONF_VALUE) *sktmp;
CONF_VALUE *oval;
oid_section = CONF_imodule_get_value(md);
if(!(sktmp = NCONF_get_section(cnf, oid_section)))
{
EVPerr(EVP_F_ALG_MODULE_INIT, EVP_R_ERROR_LOADING_SECTION);
return 0;
}
for(i = 0; i < sk_CONF_VALUE_num(sktmp); i++)
{
oval = sk_CONF_VALUE_value(sktmp, i);
if (!strcmp(oval->name, "fips_mode"))
{
int m;
if (!X509V3_get_value_bool(oval, &m))
{
EVPerr(EVP_F_ALG_MODULE_INIT, EVP_R_INVALID_FIPS_MODE);
return 0;
}
if (m > 0)
{
#ifdef OPENSSL_FIPSif (!FIPS_mode() && !FIPS_mode_set(1))
{
EVPerr(EVP_F_ALG_MODULE_INIT, EVP_R_ERROR_SETTING_FIPS_MODE);
return 0;
}
#else EVPerr(EVP_F_ALG_MODULE_INIT, EVP_R_FIPS_MODE_NOT_SUPPORTED);
return 0;
#endif }
}
else
{
EVPerr(EVP_F_ALG_MODULE_INIT, EVP_R_UNKNOWN_OPTION);
ERR_add_error_data(4, "name=", oval->name,
", value=", oval->value);
}
}
return 1;
}
void EVP_add_alg_module(void)
{
CONF_module_add("alg_section", alg_module_init, 0);
}